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AU585820B2 - Selective catalytic reduction catalysts - Google Patents

Selective catalytic reduction catalysts

Info

Publication number
AU585820B2
AU585820B2 AU74071/87A AU7407187A AU585820B2 AU 585820 B2 AU585820 B2 AU 585820B2 AU 74071/87 A AU74071/87 A AU 74071/87A AU 7407187 A AU7407187 A AU 7407187A AU 585820 B2 AU585820 B2 AU 585820B2
Authority
AU
Australia
Prior art keywords
catalytic reduction
selective catalytic
reduction catalysts
catalysts
selective
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU74071/87A
Other versions
AU7407187A (en
Inventor
Hyunjong Jung
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JOHNSON MATTHEY Inc
Original Assignee
Johnson Matthey Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Matthey Inc filed Critical Johnson Matthey Inc
Publication of AU7407187A publication Critical patent/AU7407187A/en
Application granted granted Critical
Publication of AU585820B2 publication Critical patent/AU585820B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/32—Manganese, technetium or rhenium
    • B01J23/34—Manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron group metals
    • B01J23/755—Nickel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/889—Manganese, technetium or rhenium
    • B01J23/8892—Manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/04—Sulfides
    • B01J27/043—Sulfides with iron group metals or platinum group metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/2073—Manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20753—Nickel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
AU74071/87A 1986-06-13 1987-06-10 Selective catalytic reduction catalysts Ceased AU585820B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US874154 1986-06-13
US06/874,154 US4695437A (en) 1986-06-13 1986-06-13 Selective catalytic reduction catalysts

Publications (2)

Publication Number Publication Date
AU7407187A AU7407187A (en) 1987-12-17
AU585820B2 true AU585820B2 (en) 1989-06-22

Family

ID=25363100

Family Applications (1)

Application Number Title Priority Date Filing Date
AU74071/87A Ceased AU585820B2 (en) 1986-06-13 1987-06-10 Selective catalytic reduction catalysts

Country Status (5)

Country Link
US (1) US4695437A (en)
EP (1) EP0262754A1 (en)
JP (1) JPS62298451A (en)
KR (1) KR880000141A (en)
AU (1) AU585820B2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5106602A (en) * 1990-07-03 1992-04-21 The Research Foundation Of State University Of New York Low temperature catalytic reduction of nitrogen oxides
JP3351115B2 (en) * 1994-08-05 2002-11-25 株式会社ニコン Rotating revolver control device for microscope
US7070746B1 (en) 1999-05-26 2006-07-04 Solutia Inc. Process for nitrous oxide purification
US8115373B2 (en) 2005-07-06 2012-02-14 Rochester Institute Of Technology Self-regenerating particulate trap systems for emissions and methods thereof
US7862640B2 (en) 2006-03-21 2011-01-04 Donaldson Company, Inc. Low temperature diesel particulate matter reduction system
CN108380240A (en) 2013-03-14 2018-08-10 庄信万丰股份有限公司 Cerium-modification manganese octahedron molecular screen as the catalyst for selective catalytic reduction
DE102015209988A1 (en) 2014-06-02 2015-12-03 Johnson Matthey Public Limited Company Coated articles with high KNOx / KSOx ratios for selective catalytic reduction
CN104624199B (en) * 2015-02-04 2017-01-25 大连理工大学 Preparation method of a Mn-based rod-shaped microscopic composite oxide low-temperature denitration catalyst
CN108579409A (en) * 2018-04-04 2018-09-28 江苏华本环境科技有限公司 A kind of SCR denitration method for flue gas under hot conditions
CN111530453A (en) * 2020-04-30 2020-08-14 山东理工大学 Ce-Mn composite catalyst for low-temperature SCR denitration reaction and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5370386A (en) * 1985-02-19 1986-08-28 Didier Engineering Gmbh Catalytic reduction of nitrogen oxides in exhaust gases
AU5517486A (en) * 1986-02-19 1987-09-09 Kraftanlagen A.G. Process for the selective elimination of nitric oxides contained in exhaust gases
AU8297487A (en) * 1986-12-24 1988-07-07 Cataler Industrial Co. Ltd. Catalyst for the purification of exhaust gases

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3454355A (en) * 1966-05-20 1969-07-08 Chevron Res Method of removing sulfur dioxide and nitrogen oxides from gases
DE2165548C3 (en) * 1971-12-30 1978-09-14 Hoechst Ag, 6000 Frankfurt Reduction catalyst for the reduction of nitrogen oxides in exhaust gases
US3857921A (en) * 1972-09-27 1974-12-31 Asahi Chemical Ind Method for eliminating nitrogen oxides and catalyst composition for use in practicing said method
JPS5327699B2 (en) * 1972-12-25 1978-08-10
US4107272A (en) * 1973-05-21 1978-08-15 Hitachi, Ltd. Process for removing nitrogen oxides using ammonia as a reductant and sulfated metallic catalysts
JPS5410944B2 (en) * 1973-08-27 1979-05-10
US4021185A (en) * 1973-12-10 1977-05-03 Engelhard Minerals & Chemicals Corporation Compositions and methods for high temperature stable catalysts
JPS5520735B2 (en) * 1975-02-22 1980-06-04
US3987146A (en) * 1975-08-07 1976-10-19 The United States Of America As Represented By The United States Energy Research And Development Administration Simultaneous removal of nitrogen oxides and sulfur oxides from combustion gases
JPS5265763A (en) * 1975-11-28 1977-05-31 Mitsui Petrochem Ind Ltd Process for removing nitrogen oxides in exhaust gas
JPS52156168A (en) * 1976-06-22 1977-12-26 Mitsubishi Chem Ind Ltd Waste gas treatment of nitric acid plant
JPS544873A (en) * 1977-06-14 1979-01-13 Mitsubishi Chem Ind Ltd Decomposing method for nitrogen oxides
JPS5610334A (en) * 1979-07-06 1981-02-02 Toyota Motor Corp Catalyst for cleaning up exhaust gas and manufacture of said catalyst

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5370386A (en) * 1985-02-19 1986-08-28 Didier Engineering Gmbh Catalytic reduction of nitrogen oxides in exhaust gases
AU5517486A (en) * 1986-02-19 1987-09-09 Kraftanlagen A.G. Process for the selective elimination of nitric oxides contained in exhaust gases
AU8297487A (en) * 1986-12-24 1988-07-07 Cataler Industrial Co. Ltd. Catalyst for the purification of exhaust gases

Also Published As

Publication number Publication date
EP0262754A1 (en) 1988-04-06
US4695437A (en) 1987-09-22
JPS62298451A (en) 1987-12-25
AU7407187A (en) 1987-12-17
KR880000141A (en) 1988-03-23

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